Human circulatory system – An Overview

Circulatory system  What is human circulatory system? Circulation of body fluids is referred to as circulatory system ,or internal transport . Body fluids – The healthy functioning of living organisms,cells required constant supply of materials ( i.e. , nutrients, oxygen and other essential substances) and simultaneously the removal of waste or harmful substances . This … Read more

Hemolytic Disease of the Newborn

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Hemolytic disease  In hemolytic disease of the newborn often a pregnant woman carries a foetus with a different blood type to herself, and sometimes the mother forms antibodies against the red blood cells of the foetus, leading to low foetal blood counts to, a condition known as hemolytic disease of  the newborn or hemolytic disease of … Read more

Human blood group systems- with best explanation

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  Human blood group system Human  blood group systems the ABO blood group is represented by substances on the surface of Red Blood Cells (RBCs).  These substances are important because they contain specific sequence of amino acid and carbohydrates which are antigenic.  As well as being on the surface of RBCs, some of these antigens … Read more

Blood vessels | Types , Structure and regulations of blood flow

Blood vessels

  Blood vessels What is blood vessels ? The blood vessels are elastic, muscular tubes  and branching tube – like structure that carry blood in animals . The study of blood vessels  is called angiology .( G. angeion = vessels , logos = study ) . The blood vessels are part of  the cardiovascular system that transport blood throughout  the human body . Who … Read more

Best way to learn structure and function of platelets

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Platelets Platelets, also called thrombocytes and they are also lack of hemoglobin . What is platelets in blood ? Platelets are membrane- bound cell fragments . It have no nucleus and absent hemoglobin ,they are between one or two micrometres in diameter and about 1/10th to 1/20th as abundant as white blood cells. Less than 1% … Read more

Best way to learn white blood cells with tricks

White blood cells

White blood cells are different from red blood cells in  the fact that they are usually larger in size 10-14 micrometres in diameter. White blood cells do not contain hemoglobin which in turn makes them translucent . Many times in diagram or pictures white blood cells are represented in a blue colour, mainly because blue … Read more

Blood Plasma| Definition, components and functions

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Blood plasma What is Blood plasma ? Blood consists of watery fluid which is  called plasma . It contains salts , enzymes and proteins. And it has antibodies that helps to  fight infection . Plasma is larger portion in blood ; nearly 55% . Even through blood appears red  when you see it outside the body but … Read more

Alveoli | Shape ,Types, Functions and Diseases

Alveoli Alveoli are an vital part of the respiration system whose function it’s  to exchange oxygen and carbon dioxide molecules to and from the bloodstream. Those tiny, balloon-shaped air sacs sit down at the end of the respiration tree and are arranged in clusters for the duration of the lungs.           … Read more